ScientificAmerican1903-12-12_001.jpg Scientific American 1903-12-05ThumbnailsScientific American 1903-12-12aScientific American 1903-12-05ThumbnailsScientific American 1903-12-12aScientific American 1903-12-05ThumbnailsScientific American 1903-12-12aScientific American 1903-12-05ThumbnailsScientific American 1903-12-12aScientific American 1903-12-05ThumbnailsScientific American 1903-12-12a

A Bessemer converter in full blast. The converter is an iron, brick-lined vessel in which cast iron is made into steel. Silicon, sulfur, carbon, incandescent metal.



Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner